Initial import

git-svn-id: http://moon:8086/svn/software/trunk/libsrc/hash@1 b431acfa-c32f-4a4a-93f1-934dc6c82436
2014-07-19 07:44:42 +00:00
commit d26aec2929
2 changed files with 134 additions and 0 deletions
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+// -------------------------------------------------------------------
+// hash.h
+// -------------------------------------------------------------------
+#ifndef HASH_H
+#define HASH_H
+
+// -------------------------------------------------------------------
+typedef  unsigned long  int  ub4;   /* unsigned 4-byte quantities */
+typedef  unsigned       char ub1;   /* unsigned 1-byte quantities */
+
+#define hashsize(n) ((ub4)1<<(n))
+#define hashmask(n) (hashsize(n)-1)
+
+ub4 hash(ub1 *k, ub4 length, ub4 initval);
+
+// -------------------------------------------------------------------
+#endif // HASH_H